This conference will be notably interdisciplinary. The 36 speakers include leading set theorists, model theorists, proof theorists, reverse mathematicians, computer scientists and philosophers of logic and of mathematics. The quality of the program can be inferred from just the list of plenary speakers: Martin Davis, Solomon Feferman, Saul Kripke, Anil Nerode, Gerald Sacks, Patrick Suppes and Albert Visser, The complete tentative program can be seen at http://people.cohums.ohio-state.edu/tennant9/program_new.htm The lists of titles and abstracts received thus far can be seen at http://people.cohums.ohio-state.edu/tennant9/titles_and_abstracts.html The conference will be a key opportunity for foundationalists to learn about and discuss important advances in research, to exchange ideas, and to collaborate on scientific projects. Travel grants will allow graduate students and young researchers to come to the conference. Most of the participants will be research mathematicians and university teachers. What they learn at the conference will have a positive impact on their research and teaching.